BLUENRG-345AC

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BLUENRG-345AC

IC RF TXRX+MCU BLE 32QFN

  • Manufacturer
  • Mfr. Part #BLUENRG-345AC
  • Package
  • Datasheet
  • In Stock3222

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Specifications

Series BlueNRG
Part Status Active
DigiKey Programmable Not Verified
Type TxRx + MCU
RF Family/Standard Bluetooth
Protocol Bluetooth v5.2
Modulation GFSK
Frequency 2.4GHz ~ 2.4835GHz
Data Rate (Max) 2Mbps
Power - Output 8dBm
Sensitivity -97dBm
Memory Size 256kB Flash, 32kB RAM
Serial Interfaces I2C, SPI
Voltage - Supply 1.7V ~ 3.6V
Current - Receiving 3.4 mA
Current - Transmitting 4.3mA
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package / Case 32-VFQFN Exposed Pad
Supplier Device Package 32-QFN (5x5)
Base Product Number BLUENRG
GPIO 32

Overview

Description

The BLUENRG-345AC is a low-power Bluetooth Low Energy (BLE) System-on-Chip (SoC) designed for IoT applications. It supports Bluetooth 5.0, offering extended range and improved data rates. The chip features an ARM Cortex-M0 core, which enables efficient processing while conserving energy, making it suitable for battery-operated devices.
Key features include integrated RF transceiver, low-power modes, and various peripherals such as timers and ADCs. The BLUENRG-345AC is designed for seamless integration into a wide range of applications, such as wearables, smart home devices, and healthcare solutions.
Developers can utilize the STM32 ecosystem, including software libraries and development tools, which facilitate rapid prototyping and deployment. Its compact design and robust performance make it an ideal choice for modern wireless communication needs.

Features

The BLUENRG-345AC is a Bluetooth Low Energy (BLE) System-on-Chip (SoC) designed for IoT applications. Key features include:
1. Low Power Consumption: Optimized for battery-powered devices, supporting extended battery life.
2. Bluetooth 5.0 Support: Enables long-range communication and higher data throughput.
3. Integrated RF Transceiver: Features a built-in 2.4 GHz transceiver for seamless wireless connectivity.
4. Flash Memory: Offers up to 256 KB of flash memory for application storage.
5. RAM: Contains up to 24 KB of SRAM for efficient processing.
6. Multiple Interfaces: Supports SPI, I2C, UART, and GPIO for diverse connectivity options.
7. Rich Security Features: Implements AES, public key cryptography, and secure boot.
8. Flexible Power Modes: Allows for various operational modes to optimize power usage.
9. Development Support: Compatible with various development tools and environments, facilitating rapid prototyping.
This combination of features makes the BLUENRG-345AC ideal for smart home devices, wearables, and industrial applications.

Package

The BLUENRG-345AC is offered in a compact 32-pin QFN (Quad Flat No-lead) package. This package type is designed for space efficiency and thermal performance, making it suitable for various wireless applications.

Pinout

The BLUENRG-345AC is a Bluetooth Low Energy (BLE) System-on-Chip (SoC) produced by STMicroelectronics. It features a total of 32 pins. The functions of these pins include:
- Power Supply: VDD (power supply) and GND (ground).
- Communication Interfaces: SPI, I2C, and UART for interfacing with external devices.
- GPIOs: General-purpose input/output pins for various applications.
- Reset: An external reset pin to restart the chip.
- ADC: Analog-to-digital converter inputs for sensor interfaces.
- Crystal Oscillator: Pins for connecting an external crystal oscillator for accurate timing.
- RF: Antenna connection for wireless communication.
The chip is designed for low-power applications and is suitable for IoT devices, wearables, and other Bluetooth-enabled products.

Manufacturer

The manufacturer of the BLUENRG-345AC is STMicroelectronics. STMicroelectronics is a global semiconductor company that specializes in designing and manufacturing a wide range of electronic components and systems. Founded in 1987, it is headquartered in Geneva, Switzerland, and operates in various sectors, including automotive, industrial, personal electronics, and communication. The company is known for its expertise in microcontrollers, sensors, power management, and analog devices, making it a key player in the electronics industry. The BLUENRG-345AC is a Bluetooth Low Energy (BLE) SoC (System on Chip) designed for IoT applications, showcasing STMicroelectronics' focus on connectivity solutions and innovative technologies.

Application

The BLUENRG-345AC is a Bluetooth Low Energy (BLE) module primarily used in IoT applications, including smart home devices, wearables, health and fitness trackers, industrial automation, and asset tracking. Its compact design and low power consumption make it ideal for connecting sensors and enabling wireless communication in various consumer electronics and smart grid applications.

Equivalent

The BLUENRG-345AC chip is a Bluetooth Low Energy (BLE) solution. Equivalent products include the Texas Instruments CC2640R2F, Nordic Semiconductor nRF52832, and the Silicon Labs EFR32BG13. These alternatives also support BLE and are designed for low-power applications, making them suitable for similar use cases.

Shipping

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Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

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